package com.huaxia.day9;

public class Sample {
    private void test() {
        String aStr = " Hello world ";
        String bStr = aStr;
        aStr.toUpperCase();
        aStr.trim();
        System.out.println("[" + aStr + "," + bStr + "]" + 1 + 2);
        byte t1 = 9;
        byte t2 = 19;
        byte t3 = (byte)(t1 + t2);
    }

    static {
        System.out.println("Sample static run");
    }

    public static void main(String[] args) {
        new Sample().test();
    }

}
